[gtk] (12 commits) Non-fast-forward update to branch matthiasc/for-master

[Matthias Clasen <matthiasc src gnome org>]

The branch 'matthiasc/for-master' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  2524e9e... gl: Make debug spew more complete

Commits added to the branch:

  b1606db... gtkscrolledwindow: Drop gtk_scrolled_window_set_capture_but (*)
  7d5accc... gtkscrolledwindow: Do not eagerly claim touch press event (*)
  0ccdbfd... gtktextview: Avoid GtkGestureClick claiming on touch press (*)
  12f05e8... gl: Fix RGB uploads (*)
  ea6e575... gtkbutton: Check release coordinates on all release event t (*)
  d9d4948... gtkbutton: Clean up priv->in_button (*)
  d4b740c... Merge branch 'wip/carlosg/for-master' into 'master' (*)
  a9de1d7... Merge branch 'matthiasc/for-master' into 'master' (*)
  3db217a... gl: Reset GL_UNPACK_ALIGNMENT (*)
  1b93108... Merge branch 'fix-rgb-upload' into 'master' (*)
  3d88175... gl: Make debug spew more complete
  6cdbf1a... popup: Fix up a doc blurb

(*) This commit already existed in another branch; no separate mail sent